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Features and benefits of the 1AC-A1-II Always on, uses special low power circuitry to sustain battery life and added dependability

NEW! Includes innovative ‘Battery Check’ button function to ensure battery and unit are in good
condition when using the tester, giving peace of mind any time you are testing* Voltage detection
of 90 to 1000 V ac, a wide range to suit a broad spectrum of residential, commercial and industrial
needs. Category IV 1000 V overvoltage rated product for best in class added user protection.
Integrated clip design, optimized for pocket storage in a wide range of clothing thicknesses. Rugged, reliable, and is built with
the quality and accuracy expected from a Fluke tool.

Operating principle : Senses the steady state electrostatic ﬁeld produced by ac voltage through
insulation without requiring contact to the bare conductor. A red glow at the tip indicates the
presence of voltage.